<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>用户注销</title>
</head>
<body>
<h1>请输入要注销的用户名:</h1>
<form action="/deleteUser">
  <input type="text" name="username">
  <input type="submit" value="删除">
</form>
</body>
</html>